Home / 10,551.19-14,562.59-6,779.07

Finding the Fourth Proportional to 10,551.19, 14,562.59 and 6,779.07

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Solution

The fourth proportional to 10,551.19, 14,562.59 and 6,779.07 is: 9,356.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.19 : 14,562.59 = 6,779.07 : x
  2. Step 2: Convert to fraction form
    10,551.19/14,562.59 = 6,779.07/x
  3. Step 3: Cross multiply
    10,551.19x = 14,562.59 × 6,779.07
  4. Step 4: Simplify right side
    10,551.19x = 98,720,746.69
  5. Step 5: Solve for x
    x = 98,720,746.69/10,551.19
  6. Step 6: Final answer
    x = 9,356.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.